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| Categories | Power Transformer Testing Equipment | 
|---|---|
| Brand Name: | Fanke High-Voltage | 
| Model Number: | TWR series | 
| Certification: | ISO9001 | 
| Place of Origin: | China | 
| MOQ: | One unit | 
| Price: | Negotiable | 
| Payment Terms: | T/T | 
| Supply Ability: | 10units/month | 
| Delivery Time: | 10 work days | 
| Packaging Details: | Export standard wooden case with fumigation free | 
| Usage: | Three-Phase or Single-phase Transformer Winding Resistance Tester | 
| Test item: | Winding DC Resistance | 
| Test range: | 0Ω-100Ω | 
| Resolution: | 0.1μΩ | 
| Output phase: | Three phase or single phase | 
| Printer: | With built-in Micro-printer | 
| Feature: | With discharge protection and alarm | 
| Keywords: | Transformer Ohm Meter | 
Three-Phase Transformer Winding Resistance Tester , Transformer Ohm Meter
I. Products Description and Application
Transformer DC resistance test is one of the most important test item in the finished product and semi-finished product factory test, installation and hand-over test in the transformer manufacturing and in the preventive test of the electric power sector it can effectively find manufacturing defects such as looseness, strand lack and broken line in the material selection, welding and connection part of the transformer coils and the hidden danger existing after running.
In order to meet the demand for quick measurement of transformer DC resistance. Our company has developed a new generation of DC resistance tester by making use of own technical advantages, . Using the brand new third-generation power supply technology, it has small volume, light weight and large output current, etc.
TWR series Transformer Winding Resistance Tester(TWR) is applied for measuring winding DC resistance of power transformers , it is an ideal instrument for power system , transformer manufacturers and railway electrical systems.
II. Product Keywords
III. Features
IV. Technical Parameters
| Ohm Display | Digital 4 1/2 | 
| Output current | Max. 20A, auto selected by meter | 
| Test Range | 0~100Ω | 
| Accuracy | 0.2%±0.5μΩ | 
| Resolution | 0.1μΩ | 
| Output voltage | DC12V | 
| Power supply | AC220V±10%,50Hz±1Hz | 
| Temperature | -20℃~40℃ | 
| RH | ≤80%RH | 
| Dimension | L340mm W240mm H260mm | 
| Net weight | 10.3kg | 
IV. Optional model
| SN. | Model | Test channel | Max. Test current | Test range | Measuring Accuracy | 
| 1 | TWR-5A | Single channel | 5A | 0~100Ω | 0.2% | 
| 2 | TWR-10A | Single channel | 10A | 0~100Ω | 0.2% | 
| 3 | TWR-20A | Single channel | 20A | 0~60Ω | 0.2% | 
| 4 | TWR-40A | Single channel | 40A | 0~20Ω | 0.2% | 
| 5 | TWR-3305 | Three channel | Single channel10A Three channel 5A | 0~100Ω | 0.2% | 
| 6 | TWR-3310 | Three channel | Single channel 20A Three channel 10A | 0~60Ω | 0.2% | 
| 7 | TWR-3320 | Three channel | Single channel 50A Three channel 20A | 0~60Ω | 0.2% | 
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